Shaft clamp for a chain hoist of a counterbalancing mechanism



FIG. 1 is a top perspective view of the shaft clamp;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side elevational elevation view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is an alternate top perspective view thereof, the shaft clamp being shown in relation to an exploded view of a chain hoist of a counterbalancing system.

The portions shown in broken lines form no part of the claimed design. 

CLAIM The ornamental design for a shaft clamp for a chain hoist of a counterbalancing mechanism, as shown and described. 